* {
    margin: 0;
    padding: 0;
    list-style: none;
}
body{
    background: #F5F7F9;
}
#box {
    width: 60%;
    height: 570px;
    margin: 0 auto;
    border: 1px solid #43ADA6;
    margin-top: 10px;
}

.nav {
    width: 100%;
    height: 60px;
    text-align: center;
    border-bottom: 1px solid #43ADA6;
}

.nav h2 {
    line-height: 60px;
}

.subject {
    width: 100%;
    line-height: 50px;
}

.subject .sub1 {
    width: 18.1%;
    height: 50px;
    float: left;
    box-sizing: border-box;
    border-left: 1px solid #43ADA6;
    font-weight: bold;
    text-align: center;
    border-bottom: 1px solid #43ADA6;
}

.subject .sub2 {
    width: 15.2%;
    height: 50px;
    float: left;
    box-sizing: border-box;
    border-left: 1px solid #43ADA6;
    border-bottom: 1px solid #43ADA6;
}

.subject .sub2 span {
    margin-left: 10px;
}

.subject .top {
    width: 100%;
    height: 50px;
}

.subject .zhong {
    width: 100%;
    height: 50px;
}

.subject .bottom {
    width: 100%;
    height: 50px;
}

.Textfield {
    width: 100%;
    height: 150px;
}

.Textfield .left {
    width: 18.1%;
    height: 150px;
    float: left;
    border-right: 1.1px solid #43ADA6;
    text-align: center;
}

.Textfield .left span {
    font-weight: bold;
    text-align: center;
    line-height: 150px;
}

.Textfield .right textarea {
    width: 81.7%;
    height: 150px;
    border: none;
    resize: none;
    cursor: pointer;
}

.cover {
    width: 100%;
    height: 50px;
    border-bottom: 1px solid #43ADA6;
    border-top: 1px solid #43ADA6;
    font-size: 20px;
    font-weight: bold;
    color: #43ADA6;
    line-height: 50px;
}

.cover i {
    margin-left: 15px;
}

.bottom {
    width: 100%;
    height: 157px;
}

.bottom .left {
    width: 18.1%;
    height: 157px;
    float: left;
    border-right: 1px solid #43ADA6;
    text-align: center;
}

.bottom .left span {
    font-weight: bold;
    text-align: center;
    line-height: 157px;
}

.bottom .right img {
    margin-left: 10px;
    margin-top: 10px;
    width: 150px;
    height: 140px;
}
